Home / 2,914.09-4,376.35-2,796.64

Finding the Fourth Proportional to 2,914.09, 4,376.35 and 2,796.64

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Solution

The fourth proportional to 2,914.09, 4,376.35 and 2,796.64 is: 4,199.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914.09 : 4,376.35 = 2,796.64 : x
  2. Step 2: Convert to fraction form
    2,914.09/4,376.35 = 2,796.64/x
  3. Step 3: Cross multiply
    2,914.09x = 4,376.35 × 2,796.64
  4. Step 4: Simplify right side
    2,914.09x = 12,239,075.46
  5. Step 5: Solve for x
    x = 12,239,075.46/2,914.09
  6. Step 6: Final answer
    x = 4,199.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.